- Real Name: Unknown
- Birthday: September 7th
- Twitter: http://www.twitter.com/vivichanto
- Facebook: facebook
vivi (ヴィヴィ) is a commissioned vocalist who provided vocals for both beatmania IIDX and GuitarFreaks & DrumMania songs, all of the latter involving Yoshihiko Koezuka.
Outside of BEMANI, vivi was part of a two-person group called iyiyim (イーム) with ko-suke, who provided the composition, arrangement, and guitar work of her songs. They were together from 1998 until 2007, when they separated to start solo careers.
- vivi is in charge of chorus in the music activities of Maywa Denki (明和電機), a group that carries out artistic activities and music activities in Japan.
- Vivi / vivi
- vivi(from iyiyim)
|Bad boy||Vivi||beatmania IIDX 2nd style||DANCE POP||-||✓|
|こっちを向いてよ||vivi||beatmania IIDX 6th style||SOUL||✓||✓|
|ちょっと||vivi(from iyiyim)||ee'MALL 2nd avenue||BITTERSWEET POP||-||✓|
|Sweet Illusion||vivi(from iyiyim)||GUITARFREAKS 8thMIX & drummania 7thMIX||Sweet pop||-||✓|
|恋||vivi(from iyiyim)||GuitarFreaks V3 & DrumMania V3||-||-||✓|
|Have a good time！||vivi||GITADORA EXCHAIN||-||-||✓|